Cognition and computers : studies in learning / Robert W. Lawler ... [et al.]. - Chichester : Ellis Horwood, 1986. - 223 p. : ill. - Ellis Horwood series in cognitive science . ISBN: 0745800068 : 27.50 (est.) 0745800491 (pbk.) : 9.50 (est.) Subjects--Topical Terms: Mathematics--Computer assisted instruction.Cognition in children.LOGO (Computer program language) LC Class. No.: QA20.C65 / C64 1986 Dewey Class. No.: 372.1/39445�19